Kimi K3.1 ProvsGemini 3.1 Flash-Lite Preview

Kimi K3.1 Pro leads the overall Podium Score by 8.8 points (94.2 vs 85.4).Category wins: Kimi K3.1 Pro 5 — 2 Gemini 3.1 Flash-Lite Preview.Gemini 3.1 Flash-Lite Preview is the cheaper pick ($0.3/M vs $20/M per 1M output tokens). Gemini 3.1 Flash-Lite Preview is faster (210 t/s vs 45 t/s).

Open in Compare Tool →View Kimi K3.1 ProView Gemini 3.1 Flash-Lite
Kimi K3.1 ProDrag slider or hover to compareGemini 3.1 Flash-Lite Preview
Gemini 3.1 Flash-Lite Preview
85.4
Coding: 76.0 · Speed: 210 t/s
Output Price: $0.3/M
Kimi K3.1 Pro
94.2
Coding: 72.0 · Speed: 45 t/s
Output Price: $20/M
Quick VerdictAggregated 2026 Benchmark Analysis

Kimi K3.1 Pro is rated higher overall with a Podium Score of 94.2 (vs 85.4 for Gemini 3.1 Flash-Lite Preview). In head-to-head domain evaluations, Kimi K3.1 Pro outperforms in 5 of 7 benchmark categories.

Coding & Engineering
Gemini 3.1 Flash-Lite Preview (76.0)
Inference Speed
Gemini 3.1 Flash-Lite Preview (210 t/s)
Cost Efficiency
Gemini 3.1 Flash-Lite Preview ($0.3/M)
API Price / 1M (in · out)
Kimi K3.1 Pro $4/M · $20/M — Gemini 3.1 Flash-Lite $0.075/M · $0.3/M

Choose Kimi K3.1 Pro for long documents and large codebases, and Gemini 3.1 Flash-Lite Preview for knowledge and factual QA.

MetricKimi K3.1 ProGemini 3.1 Flash-Lite Preview
Podium Score94.2 ▲85.4
Arena Elo1490 ▲1365
Intelligence Index68.085.0 ▲
Coding72.076.0 ▲
Math95.0 ▲80.0
Reasoning98.0 ▲82.0
Agentic82.0 ▲74.0
Knowledge45.081.0 ▲
Multimodal96.0 ▲89.0
Long-context100.0 ▲94.0
Output speed45 t/s210 t/s ▲
Output price$20/M$0.3/M ▲
Context window1000K1000K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Kimi K3.1 Pro vs Claude Mythos · Kimi K3.1 Pro vs Claude 5.5 Sonnet · Kimi K3.1 Pro vs Eleven Multilingual v3 · Kimi K3.1 Pro vs FLUX.2 Pro
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